Seiko Cal. 4548 - 139

The Seiko 4548-139 represents an important milestone in Seiko's 1983 lineup. Powered by the 4548 caliber with 22j jewels beating at 36,000 bph, it delivers a 37 hours power reserve. [seikata-wm-f68941b7a529]

Also known as: Panda

Specifications

Movement

Solar

Case Material

Titanium

Case Width

35mm

Case Thickness

9.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Silver

Jewels

22j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1983

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